Add changelog for 324
This MR was automatically created from CI, https://gitlab.com/gitlab-org/gitter/gitter-android-app/-/jobs/199387901
We copied CURRENT_VERSION.txt
-> 324.txt
This MR was automatically created from CI, https://gitlab.com/gitlab-org/gitter/gitter-android-app/-/jobs/199387901
We copied CURRENT_VERSION.txt
-> 324.txt